Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 63, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jun 27, 1993, 8:28 PM EDT for Crawford County, Venango County, Pennsylvania. It was in force for 62 min.
The area
The counties it named.
The facts
- Issued
- Jun 27, 1993, 8:28 PM EDT (00:28 UTC)
- Expired
- Jun 27, 1993, 9:30 PM EDT
- In force
- 62 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Crawford County, PA, Venango County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 0.5 hours before the alert went out and 127 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 352 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 1529 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KERI 280031 SVRCLE PAC039-121-280130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ERIE PA 828 PM EDT SUN JUN 27 1993 THE NATIONAL WEATHER SERVICE IN ERIE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 PM EDT FOR THE FOLLOWING LOCATIONS... IN NORTHWEST PENNSYLVANIA ...CRAWFORD COUNTY...VENANGO COUNTY AT 825 PM EDT RADAR SHOWED A SEVERE THUNDERSTORM OVER SOUTHERN CRAWFORD COUNTY ABOUT 7 MILES WEST OF THE VENANGO COUNTY LINE. THE STORM IS MOVING EAST AT 35 MILES AN HOUR. THE STORMS THAT HAVE BEEN OCCURRING ACROSS NORTHWEST PENNSYLVANIA HAVE BEEN PRODUCING HAIL AS LARGE AS ONE INCH AND WIND GUSTS OVER 50 MILES AN HOUR. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 27, 7:33 PM EDT, 55 minutes before
OHZ001-002-011-280000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOLEDO OH 733 PM EDT SUN JUN 27 1993 THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELED FOR NORTHWEST OHIO. AT 730 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT ALL THE THUNDERSTORM ACTIVITY HAD MOVED EAST AND OUT OF NORTHWEST OHIO. A LINE OF SHOWERS AND THUNDERSTORMS EXTENDS FROM NORTHEAST OHIO TO WEST CENTRAL OHIO AND THIS LINE WILL CONTINUE TO MOVE EAST. A COLD FRONT WILL PUSH THROUGH NORTHWEST OHIO LATER TONIGHT AND BRING IN COOLER AND DRIER AIR FOR THE START OF THE WEEK. BARNES
Special weather statement, Jun 27, 7:34 PM EDT, 54 minutes before
OHZ001-002-011-280000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOLEDO OH 733 PM EDT SUN JUN 27 1993 THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELED FOR NORTHWEST OHIO. AT 730 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT ALL THE THUNDERSTORM ACTIVITY HAD MOVED EAST AND OUT OF NORTHWEST OHIO. A LINE OF SHOWERS AND THUNDERSTORMS EXTENDS FROM NORTHEAST OHIO TO WEST CENTRAL OHIO AND THIS LINE WILL CONTINUE TO MOVE EAST. A COLD FRONT WILL PUSH THROUGH NORTHWEST OHIO LATER TONIGHT AND BRING IN COOLER AND DRIER AIR FOR THE START OF THE WEEK. BARNES
Special weather statement, Jun 27, 7:38 PM EDT, 50 minutes before
OHZ006-011-280130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MANSFIELD OH 738 PM EDT SUN JUN 27 1993 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A LARGE PORTION OF CENTRAL OHIO UNTIL 10 PM. AT 735 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS FROM 15 MILES NORTHWEST OF MANSFIELD TO MARYSVILLE IN SOUTHERN UNION COUNTY...CONTINUING SOUTHWEST TO DAYTON. THE STRONGEST STORMS WERE LOCATED JUST NORTH OF MARION IN MARION COUNTY WITH ANOTHER STRONG STORM 5 MILES WEST OF MARYSVILLE IN UNION COUNTY. HEAVY RAIN AND PEA SIZE HAIL HAVE BEEN REPORTED WITH THESE STORMS. BY 745 PM THIS LINE OF SHOWERS AND THUNDERSTORMS WILL EXTEND SOUTHWEST FROM MANSFIELD...TO MT. GILEAD...TO SOUTH OF DAYTON. IF THREATENING WEATHER APPROACHES BE PREPARED TO MOVE TO A PLACE OF SAFETY. DOXEY
Special weather statement, Jun 27, 7:38 PM EDT, 50 minutes before
OHZ006-011-280130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MANSFIELD OH 738 PM EDT SUN JUN 27 1993 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A LARGE PORTION OF CENTRAL OHIO UNTIL 10 PM. AT 735 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS FROM 15 MILES NORTHWEST OF MANSFIELD TO MARYSVILLE IN SOUTHERN UNION COUNTY...CONTINUING SOUTHWEST TO DAYTON. THE STRONGEST STORMS WERE LOCATED JUST NORTH OF MARION IN MARION COUNTY WITH ANOTHER STRONG STORM 5 MILES WEST OF MARYSVILLE IN UNION COUNTY. HEAVY RAIN AND PEA SIZE HAIL HAVE BEEN REPORTED WITH THESE STORMS. BY 745 PM THIS LINE OF SHOWERS AND THUNDERSTORMS WILL EXTEND SOUTHWEST FROM MANSFIELD...TO MT. GILEAD...TO SOUTH OF DAYTON. IF THREATENING WEATHER APPROACHES BE PREPARED TO MOVE TO A PLACE OF SAFETY. DOXEY
Special weather statement, Jun 27, 8:07 PM EDT, 21 minutes before
OHZ004-PAZ003-280045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE YOUNGSTOWN OH 807 PM EDT SUN JUN 27 1993 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE ENTIRE YOUNGSTOWN... WARREN AND VICINITY AREA UNTIL 1000 PM EDT. AT 800 PM WEATHER SERVICE RADAR INDICATED A BAND OF THUNDERSTORMS IN NORTHERN AND CENTRAL TRUMBULL COUNTY. THESE STORMS WERE MOVING EAST AT 30 MPH...AND SHOULD MOVE INTO MERCER COUNTY IN WESTERN PENNSYLVANIA BY 830 PM. SOME TOWNS IN THE PATH OF THESE STORMS ARE MERCER...GREENVILLE AND SHARON. THESE STORMS HAVE A HISTORY OF PRODUCING FREQUENT LIGHTNING...GUSTY WINDS OF AROUND 40 MPH...AND SMALL HAIL. PEOPLE IN THE PATH OF THESE STORMS SHOULD STAY TUNED TO NOAA WExATHER RADIO AND LOCAL MEDIA FOR FURTHER UPDATES. VEENEMAN
Special weather statement, Jun 27, 8:07 PM EDT, 21 minutes before
OHZ004-PAZ003-280045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE YOUNGSTOWN OH 807 PM EDT SUN JUN 27 1993 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE ENTIRE YOUNGSTOWN... WARREN AND VICINITY AREA UNTIL 1000 PM EDT. AT 800 PM WEATHER SERVICE RADAR INDICATED A BAND OF THUNDERSTORMS IN NORTHERN AND CENTRAL TRUMBULL COUNTY. THESE STORMS WERE MOVING EAST AT 30 MPH...AND SHOULD MOVE INTO MERCER COUNTY IN WESTERN PENNSYLVANIA BY 830 PM. SOME TOWNS IN THE PATH OF THESE STORMS ARE MERCER...GREENVILLE AND SHARON. THESE STORMS HAVE A HISTORY OF PRODUCING FREQUENT LIGHTNING...GUSTY WINDS OF AROUND 40 MPH...AND SMALL HAIL. PEOPLE IN THE PATH OF THESE STORMS SHOULD STAY TUNED TO NOAA WEATHER RADIO AND LOCAL MEDIA FOR FURTHER UPDATES. VEENEMAN
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 8:12 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 48 min |
| Jun 27, 8:32 PM EDT | Severe Thunderstorm Warning | CLE | Mercer | 43 min |
| Jun 27, 8:48 PM EDT | Tornado Warning | CLE | Mercer | 42 min |
| Jun 27, 9:17 PM EDT | Severe Thunderstorm Warning | CLE | McKean, Warren | 58 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1993Every severe thunderstorm warning in 1993
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.